Model 6517B Electrometer Reference Manual Section 15: Calibration procedure
6517B-901-01 Rev. C / August 2015 15-7
Current ranges calibration
Current range zeros
To calibrate the zero for each current range, place the triaxial cap on the Model 6517B input terminal.
Send the following commands to calibrate each current zero.
Current Range Calibration Commands
Command Description
:CAL:PROT:AZERO20M
Obtains measured A/D zero for 20 mA Range, 1 s delay
:CAL:PROT:AZERO2M
Obtains measured A/D zero for 2 mA Range, 1 s delay
:CAL:PROT:AZERO200U
Obtains measured A/D zero for 200 mA Range, 3 s delay
:CAL:PROT:AZERO20U
Obtains measured A/D zero for 20 mA Range, 3 s delay
:CAL:PROT:AZERO2U
Obtains measured A/D zero for 2 mA Range, 3 s delay
:CAL:PROT:AZERO200N
Obtains measured A/D zero for 200 nA Range, 10 s delay
:CAL:PROT:AZERO20N
Obtains measured A/D zero for 20 nA Range, 10 s delay
:CAL:PROT:AZERO2N
Obtains measured A/D zero for 2 nA Range, 10 s delay
:CAL:PROT:AZERO200P
Obtains measured A/D zero for 200 pA Range, 30 s delay
:CAL:PROT:AZERO20P
Obtains measured A/D zero for 20 pA Range, 30 s delay
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